CN103519921A - Reconstruction device of humerus or thighbone near end - Google Patents

Reconstruction device of humerus or thighbone near end Download PDF

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Publication number
CN103519921A
CN103519921A CN201310460515.5A CN201310460515A CN103519921A CN 103519921 A CN103519921 A CN 103519921A CN 201310460515 A CN201310460515 A CN 201310460515A CN 103519921 A CN103519921 A CN 103519921A
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China
Prior art keywords
prosthesis
humerus
humeral
neck
head
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CN201310460515.5A
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Chinese (zh)
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CN103519921B (en
Inventor
潘锐
洪丰
佘国荣
董军
查振刚
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暨南大学
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Publication of CN103519921A publication Critical patent/CN103519921A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02Prostheses implantable into the body
    • A61F2/30Joints
    • A61F2/40Joints for shoulders
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02Prostheses implantable into the body
    • A61F2/30Joints
    • A61F2002/30001Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof

Abstract

The invention discloses a reconstruction device of a humerus or a thighbone near end. The reconstruction device comprises a prosthesis and a titanium cage, wherein the prosthesis comprises a combined prosthesis head and a prosthesis handle; the titanium cage is arranged outside the prosthesis handle, and the upper end of the titanium cage is connected with the prosthesis head. When the prosthesis is a humerus prosthesis, the prosthesis head comprises a humerus head and neck, and the humerus head and neck is formed by a humerus head and a humerus neck connected with the humerus head; the prosthesis handle comprises a humerus handle connected with the humerus neck; when the prosthesis is a prosthesis on the upper middle section of a thighbone, the prosthesis head comprises a thighbone head and neck, and the prosthesis handle comprises a thighbone handle. According to the reconstruction device, not only can the humerus or the thighbone near end be replaced and shoulder joints or hip joints be constructed, but also reconstruction for the defect after bone tumours of the humerus or the thighbone near end are removed can be achieved, and the reconstruction device is suitable for reconstruction of severely smashed C-shaped fracture conditions of humerus (thighbone) backbone near ends.

Description

一种肱骨或股骨近端的重建装置 Apparatus for reconstruction of the proximal femur or humerus

技术领域 FIELD

[0001] 本发明涉及一种安装于人体内的装置,具体涉及一种肱骨或股骨近端的重建装置。 [0001] The present invention relates to an apparatus attached to the human body, particularly relates to a device for the reconstruction of the proximal femur or humerus.

背景技术 Background technique

[0002] 肱(股)骨近端骨折和骨肿瘤的治疗目前主要采用肱(股)骨近端钉板系统、髓内针系统复位内固定和人工关节假体置换三种方式。 [0002] brachial (shares) proximal bone fractures and bone tumor treatment mainly brachial (share) the proximal end of the bone nail plate systems, intramedullary nail system and fixation of artificial joint replacement prostheses in three ways. 对于伴肱(股)骨干近端严重粉碎的C型骨折,使用内固定很难获得满意复位且肱(股)骨头坏死风险极大;老年患者骨质疏松严重,内固定困难且极易发生松动导致治疗失败;肱(股)骨近端骨质严重破坏的肿瘤病灶伴有不同程度骨缺损,内固定治疗难度大,标准关节假体无法解决骨干骨缺损问题,定制假体加工周期长,体积笨重,且存在假体与髓腔粘合范围有限、应力集中等问题。 For C-type fractures associated with brachial (shares) backbone severe comminuted proximal, within a fixed and difficult to obtain satisfactory reduction in brachial (shares) bone necrosis risk greatly; osteoporosis in elderly patients with severe, difficult and easy fixation loosening lead to treatment failure; brachial (shares) a proximal bone tumor lesions severely damaged bone with varying degrees of bone defects, difficulty within a large fixation, joint prosthesis standard bone defect of not solve the problem, custom prostheses long processing cycle, the volume of cumbersome, and there is bonded prosthesis and medullary limited range, stress concentration problems. 同时,关节周围重要组织(关节囊、肌腱等)附着点的重建效果直接关系术后功能,现有假体普遍缺乏解决方案。 At the same time, the effects of reconstruction attachment point of the tissue around the joints important (joint capsule, tendons, etc.) directly related to postoperative function, a general lack of existing prosthetic solutions.

[0003] 肱(股)骨近端复杂创伤和骨肿瘤患者手术难度大,因为器械问题导致的手术失败率居高不下,甚至部分病例因为缺乏合适的治疗手段重建肢体结构而不得不选择截肢手术。 [0003] brachial (shares) complex proximal bone trauma and bone surgery cancer patients is difficult, because the failure rate of surgery equipment problems caused by high, even in some cases because of the lack of suitable treatment and had to rebuild the structure of the limb amputation selection .

发明内容 SUMMARY

[0004] 本发明的目的在于克服现有技术的不足,提供了一种肱骨或股骨近端的重建装置,该重建装置不但可以对肱骨或股骨近端的进行置换,重建肩关节或者髋关节,并且可以对肱骨或股骨近端骨干的骨质缺损进行重建,尤其适用于伴肱(股)骨干近段严重粉碎的C型骨折状况的重建。 [0004] The object of the present invention is to overcome the disadvantages of the prior art, there is provided an apparatus for the reconstruction of the proximal femur or humerus, the reconstruction device may only be replaced with the proximal humerus or femur, hip joint or shoulder joint reconstruction, and can reconstruct the proximal femur or humerus bone defect backbone, especially for reconstruction with brachial (shares) backbone severely comminuted proximal fractures of the C-type situation.

[0005] 本发明实现上述目的的技术方案为: [0005] The object of the present invention to achieve the above technical scheme:

[0006] 一种肱骨或股骨近端的重建装置,其特征在于,包括假体以及钛笼,其中,所述假体包括组合式的假体头和假体柄;所述钛笼设置于假体柄外,该钛笼的上端与假体头连接。 [0006] A reconstruction device proximal femur or humerus, characterized in that the cage comprises a prosthesis, and titanium, wherein the prosthesis comprises a modular prosthesis head and the prosthesis; titanium cage is provided on the prosthesis outside the stem, the upper end connected to the titanium mesh prosthesis head.

[0007] 本发明的一个优选方案,其中,所述假体为肱骨假体,其中,所述假体头包括肱骨头颈,该肱骨头颈由肱骨头以及与肱骨头连接的肱骨颈构成;所述假体柄包括与肱骨颈连接的肱骨柄。 [0007] In a preferred embodiment of the present invention, wherein the prosthesis is a humeral prosthesis, wherein the prosthesis head comprises a humeral head and neck, the neck of the humerus, and the humeral head is constituted by the humeral neck connected to the humeral head; the humeral prosthesis includes a handle connected to the neck of the humerus.

[0008] 进一步地,所述肱骨柄包括肱骨柄标准杆和肱骨柄延长杆,其中,肱骨柄延长杆的上端与肱骨颈连接,下端与肱骨柄标准杆连接。 [0008] Further, the humeral stem comprises a humeral stem and humeral stem par extension rod, wherein the humeral stem extension rod connected to the upper end of the neck of the humerus, the humeral stem lower end is connected to par.

[0009] 进一步地,所述肱骨头的底部设有向下延伸的两个连接凸块,该两连接凸块之间形成有让肱骨颈插入的空间,所述肱骨颈的上端插入在该空间内,所述连接凸块和肱骨颈上设有锁定孔,两者通过该锁定孔以及锁定螺钉连接;所述肱骨颈的下端以及肱骨柄延长杆的下端设有结构相同的连接卡槽,所述肱骨标准杆以及肱骨延长杆的上端设有结构相同的连接头,该连接头的形状与所述连接卡槽相匹配;所述连接头插入于所述连接卡槽内,且该连接头和连接槽上设有锁定孔,两者通过该锁定孔以及锁定螺钉连接。 [0009] Further, the humeral head is provided with a bottom connected to two downwardly extending projections, formed between the two connection bumps humeral neck so that space there is inserted, is inserted into the neck of the humerus in the space within the connection bump and the humerus neck provided with a locking hole, both through the locking hole and the locking screw connection; lower ends of the humerus neck and provided with a humeral stem extension rod connected to the same slot structure, the said upper end of humerus, and the humeral par extension rod connector provided with the same structure, the shape of the connector is connected to the slot to match; the connector is inserted into the connector card slot, and the connector and the connecting groove is provided with a locking hole, through which both the locking hole and the locking screw connection. [0010] 本发明的一个优选方案,其中,当所述假体为肱骨假体时,所述钛笼的近端设有与肱骨近端形状相匹配的膨大结构,该钛笼近端的开口边缘与所述肱骨头底面边缘相对接。 [0010] A preferred embodiment of the present invention, wherein, when the prosthesis is a humeral prosthesis, the proximal end of the cage is provided with a titanium inflated configuration to match the shape of the proximal humerus, proximal end opening of the titanium cage edge of the bottom surface edge of the humeral head relative access.

[0011] 本发明的一个优选方案,其中,所述假体为股骨假体,其中,所述假体头包括股骨头颈,所述假体柄包括股骨柄。 [0011] In a preferred embodiment of the present invention, wherein the prosthesis is a femoral prosthesis, wherein the prosthesis comprises a femoral head-neck, the prosthesis comprising a femoral stem.

[0012] 进一步地,所述股骨头颈与股骨柄之间采用旋转调姿结构连接,该旋转调姿结构为: [0012] Further, the rotary posture alignment structure is connected between the femoral neck and the femoral stem, the rotary posture alignment structure:

[0013] 所述股骨头颈的下端设有调节孔,该调节孔的内壁上均匀分布有齿槽,所述股骨柄的上端连接有转接头,该转接头的上端设有调节轴,该调节轴的外壁上均匀分布有与所述齿槽相匹配的卡齿;所述调节轴插入于所述调节孔中,且所述卡齿嵌入于相邻两个齿槽之间;所述转接头体内设有过孔,所述股骨柄的上端具有连接头,该连接头穿过所述过孔与股骨头颈通过螺钉固定连接。 [0013] The lower end of the femoral head and neck provided with adjustment holes, uniformly distributed alveolar inner wall of the upper adjustment hole, said upper end of the stem is connected to the adapter, the adapter is provided with an upper end of the adjusting shaft, the adjusting shaft the outer wall of uniformly distributed teeth and the gullet card matches; between a shaft inserted in the adjustment hole, and the tooth is embedded in said card adjacent said two adjusting cogging; said adapter body provided with through holes, the upper end of the femoral stem having a connector, the connector through the through hole through the femoral neck screw is connected.

[0014] 进一步地,所述股骨柄上设有纵向棘以及螺旋凹槽结构。 [0014] Furthermore, the ratchet is provided with longitudinal grooves and a spiral structure on the stem.

[0015] 本发明的一个优选方案,其中,当所述假体为股骨假体时,所述钛笼的近端的开口边缘的一半与股骨头颈的下端面边缘相对接,另一半向上延伸形成与股骨近端形状相匹配的膨大结构,该膨大结构包围于所述股骨头颈外。 [0015] In a preferred embodiment of the present invention, wherein, when the prosthesis is a femoral prosthesis, the femoral neck and the lower half of the end surface of the proximal end edge of the opening edge of the cage relative titanium bonding, the other half is formed extending upwardly inflated configuration to match the shape of the proximal femur, the enlargement of the outer structure surrounds the head and neck.

[0016] 本发明的一个优选方案,其中,所述钛笼的远端修剪成3个或4个锯齿状结构。 [0016] A preferred embodiment of the present invention, wherein the distal end trimmed to a titanium cage 3 or 4 zigzag structure.

[0017] 本发明与现有技术相比具有以下的有益效果: [0017] The present invention and the prior art has the following advantageous effects as compared:

[0018] 本发明的肱骨或股骨近端的重建装置中,采用了假体和钛笼结合在一起对肱骨或者股骨近端进行重建,其中,所述假体可以置换肱骨或者股骨近端缺损部分,重建肩关节或髋关节;而所述钛笼则可以为肱骨或者股骨近端重建提供形态支撑框架,同时提供植骨空间和关节周围组织重建附着点,从而实现肱骨或股骨近端骨干的骨质缺损特别是严重粉碎的C型骨折的重建。 [0018] The proximal end of the humerus or femur reconstruction apparatus according to the present invention, using a titanium mesh prosthesis and the binding together of the proximal femur or humerus reconstruction, wherein the prosthesis can be replaced with the defective portion of the proximal femur or humerus , shoulder or hip reconstruction; and said titanium cage that can proximal humerus or femur reconstruction form a support frame, and joint space while providing the surrounding bone tissue reconstruction attachment points, thereby achieving the proximal femur or humerus bone backbone quality defect particularly reconstruction of severe comminuted fractures C.

[0019] 此外,本发明中,所述假体为组合式假体,因此可以将假体头和假体柄做成不同的规格,手术时针对不同患者选择与之相匹配假体,从而无需定制假体,节省了手术时间,也降低了假体的制造成本。 [0019] Further, in the present invention, the prosthesis is a modular prosthesis, the prosthesis can be head and a prosthesis made of different specifications, to match different for prosthetic surgery patient selection, eliminating the need custom prosthesis surgery saves time, but also reduces the manufacturing cost of the prosthesis.

附图说明 BRIEF DESCRIPTION

[0020] 图1为本发明的肱骨或股骨近端的重建装置的一个具体实施方式的立体结构示意图。 A perspective schematic structural view of a specific embodiment of the proximal end of the humerus or femur reconstruction means [0020] FIG. 1 of the present invention.

[0021] 图2为图1所示实施方式中假体部分的立体结构示意图。 [0021] FIG. 2 is a perspective schematic structural view of the embodiment shown in FIG. 1 the prosthesis part.

[0022] 图3和图4为图2中肱骨头颈部分的两个视角上的立体结构示意图。 [0022] FIG. 3 and FIG. 4 is a perspective schematic structural diagram in perspective of two humeral neck portion 2 of FIG.

[0023] 图5和图6为图2中肱骨柄延长杆部分的两个视角上的立体结构示意图。 [0023] FIG. 5 and FIG. 6 is a perspective schematic structural view of the two views on the stem portion 2 of the humeral stem extension.

[0024] 图7为图2中肱骨柄标准杆部分的立体结构示意图。 [0024] FIG. 7 is a schematic view in perspective of FIG. 2 par humeral stem portion.

[0025] 图8为图1所示实施方式中钛笼部分的立体结构示意图。 [0025] FIG. 8 is a perspective schematic view of the structure shown in FIG. 1 described embodiment a titanium cage portion.

[0026] 图9为本发明的肱骨或股骨近端的重建装置的第二个具体实施方式的立体结构示意图。 DETAILED perspective schematic structural view of a second embodiment of the humerus or femur proximal reconstruction means [0026] FIG. 9 of the present invention.

[0027] 图10为图9所示实施方式中假体部分的立体结构示意图。 [0027] FIG. 10 is a perspective schematic view of the structure shown in FIG. 9 embodiment, the prosthesis part.

[0028] 图11和图12为图10中股骨头颈部分的两个视角上的立体结构示意图。 [0028] FIG. 11 and FIG. 12 is a perspective schematic view of the structure of the two portions of the head and neck angle of view 10 of FIG.

[0029] 图13和图14为图10中转接头部分的两个视角上的立体结构示意图。 [0029] FIG. 13 and FIG. 14 is a perspective schematic view of the structure of the two relay Angle joint portion 10 in FIG. [0030] 图15为图10中股骨杆部分的立体结构示意图。 [0030] FIG. 15 is a schematic view in perspective of part of the femoral stem 10 of FIG.

[0031] 图16为图10所示实施方式中钛笼部分的立体结构示意图。 [0031] FIG. 16 is a perspective schematic view of the structure shown in FIG. 10 embodiment described titanium mesh portion.

具体实施方式[0032] 下面结合实施例及附图对本发明作进一步详细的描述,但本发明的实施方式不限于此。 DETAILED DESCRIPTION [0032] The following embodiments in conjunction with the accompanying drawings and description of the present invention will be further detailed embodiment, the embodiment of the present invention is not limited thereto.

[0033] 本发明的肱骨或股骨近端的重建装置由假体以及钛笼组成构成,其中,所述假体主要由组合式的假体头和假体柄组成,用于置换肱骨或者股骨近端缺损部分,重建肩关节或髋关节。 [0033] The proximal end of the humerus or femur reconstruction apparatus according to the present invention, a composition composed of a prosthesis cage, and titanium, wherein the prosthesis is mainly composed of modular prosthesis head and the prosthesis, is used for replacement of the humerus, or proximal femur end of the defect portion, shoulder or hip reconstruction. 所述钛笼设置于假体柄外,并包围在肱骨或者股骨近端的骨干上,为肱骨或者股骨近端重建提供形态支撑框架,同时提供植骨空间和关节周围组织重建附着点,该钛笼的上端与假体头连接。 The titanium is provided in the cage outside the prosthesis, and is enclosed in the backbone of the proximal femur or humerus, femur or proximal humerus support frame reconstruction morphology, while providing space and periarticular bone tissue reconstruction point of attachment of the titanium an upper end connected to the cage prosthesis head.

[0034] 下面分别以肱骨和股骨近端的重建为例对本发明的肱骨或股骨近端的重建装置的具体实施作详细的说明。 [0034] The following were to reconstruct the proximal humerus and the femur of the specific example embodiment of the reconstruction apparatus of the present invention the humeral proximal femur or described in detail.

[0035] 实施例1 [0035] Example 1

[0036] 参见图1~图7,本实施例中,所述假体为肱骨假体,其中,所述假体头包括肱骨头颈1,该肱骨头颈I由肱骨头1-1以及与肱骨头1-1连接的肱骨颈1-2构成;所述假体柄包括与肱骨颈1-2连接的肱骨柄。 [0036] Referring to FIGS. 1 to 7, in the present embodiment, the prosthesis is a humeral prosthesis, wherein the prosthesis head comprises a humeral head and neck, the neck of the humerus, and I by the humeral head and the humeral head 1-1 1-1 1-2 humeral neck connection configuration; said prosthesis comprising a humeral stem connected to the humeral neck 1-2.

[0037] 参见图2~图7,所述肱骨柄包括肱骨柄标准杆4和肱骨柄延长杆3,其中,肱骨柄延长杆3的上端与肱骨颈1-2连接,下端与肱骨柄标准杆4连接。 [0037] Referring to FIGS. 2 to 7, comprising a humeral stem and humeral stem par 4 humeral stem extension rod 3, wherein the humeral stem extension rod 3 and the upper end of the humerus neck 1-2 is connected to the lower end of a humeral stem par 4 connection. 采用该方案的目的在于,对于一般的患者,采用肱骨柄标准杆4即可完成重建,而对于某些患者来说,由于骨病或严重创伤致肱骨近端骨质破坏严重,需要延长肱骨柄的长度,此时可以在肱骨柄标准杆4上连接上肱骨柄延长杆3,从而满足手术需要,而无需针对该患者定制肱骨柄,扩大了改重建装置的使用范围。 Objective To this solution is that, for the average patient, the humeral stem using par 4 to complete the reconstruction, and for some patients, due to the severe trauma-induced bone disease or severe bone destruction proximal humerus, the humeral stem needs to be extended the length, in this case the rod can be connected to the upper humeral stem 4 standard humeral stem extension rod 3, to meet the needs surgery, without the need to customize the humeral stem for the patient, to expand the use of the modified reconstruction means.

[0038] 参见图2~图7,上述肱骨头颈1、肱骨柄标准杆4以及肱骨柄延长杆3采用以下的方式连接:所述肱骨头1-1的底部设有向下延伸的两个连接凸块1-6,该两连接凸块1-6之间形成有让肱骨颈1-2插入的空间,所述肱骨颈1-2的上端插入在该空间内,所述连接凸块1-6和肱骨颈1-2上设有锁定孔1-3,两者通过该锁定孔1-3以及锁定螺钉连接。 [0038] Referring to FIGS. 2 to 7 the humerus neck 1, par 4 and humeral stem humeral stem extension rod 3 is connected in the following manner: the base of the humeral head 1-1 is provided with two downwardly extending connecting 1-6 bump, formed between the two connection bumps humeral neck 1-2 1-6 has so inserted space, the upper end of the humerus neck 1-2 inserted in the space, the connection bumps 1- 6 and provided with locking holes humeral neck 1-2 1-3, 1-3 through both the locking hole and the locking screw connection. 所述肱骨颈1-2的下端以及肱骨柄延长杆3的下端设有结构相同的连接卡槽1-5、3-4,所述肱骨柄标准杆4以及肱骨柄延长杆3的上端设有结构相同的连接头3-1、4-2,该连接头3-1、4-2的形状与所述连接卡槽1-5、3-4相匹配。 The lower end of humerus, and the humeral stem neck extension 1-2 lower rod 3 provided with the same structural connection slot 1-5,3-4, the humeral stem par 4 and humeral stem 3 is provided with an upper end of the extension rod the same configuration as connector 3-1,4-2, 3-1,4-2 head shape of the connection with the connecting slot 1-5,3-4 match. 所述连接头3-1、4-2插入于所述连接卡槽1_5、3_4内,且该连接头3-1、4-2和连接槽1-5、3-4上设有锁定孔(连接槽3_4上的锁定孔为3_3、连接槽1-5上的锁定孔为1-4,其余锁定孔未标记),两者通过该锁定孔以及锁定螺钉连接。 3-1,4-2 said connector is inserted into the connector slot within 1_5,3_4, and the connecting head is provided with a connection groove 1-5,3-4 3-1,4-2 and a locking hole ( locking holes of the connecting groove 3_4 3_3, locking grooves connecting hole 1-5 1-4, lock holes remaining unlabelled), both through the locking hole and the locking screw connection. 所述连接头3-1、4-2和连接卡槽1-5、3-4大致呈矩形,该矩形的其中一个角处设有圆弧形的凸出结构,确保连接头3-1、4-2插入于所述连接卡槽1-5、3-4内不发生转动,且看可防止错插。 The connector and connecting 3-1,4-2 1-5,3-4 substantially rectangular slot, wherein a corner of the rectangle is provided with arc-shaped projection structure, to ensure that connectors 3-1, 4-2 inserted into the connector card slot without rotation occurs within 1-5,3-4, Look and preventing wrong insertion. 在上述连接方式中,当肱骨柄只包括肱骨柄标准杆4时,肱骨柄标准杆4上的连接头 In the connection, when the humeral stem contains only 4 par humeral stem, a humeral stem connector on the par 4

4-2直接与肱骨颈1-2的连接卡槽1-5相连接,而当肱骨柄包括肱骨柄标准杆4以及肱骨柄延长杆3时,肱骨柄延长杆3上的连接头3-1与与肱骨颈1-2的连接卡槽1-5相连接,肱骨柄标准杆4上的连接头4-2与肱骨柄延长杆3上的连接卡槽3-4相连接。 4-2 1-5 directly connected to the connector slot humeral neck 1-2, and 33-1 on the connector when the humeral stem comprises a humeral stem par 3 and 4, the humeral stem humeral stem extension rod extension rod and slot connection with the humeral neck 1-2 1-5 connected humeral stem connected on par with 4-2 4 humeral stem extension rod connecting the slot 3 is connected to 3-4. 所述肱骨柄标准杆4以及肱骨柄延长杆3上均设有棘3-2、4-1,其作用在于,可以使得肱骨柄标准杆4以及肱骨柄延长杆3与骨水泥之间的连接更加牢固,提高肱骨柄的稳定性。 The humeral stem par 4 and humeral stem extension rod 3 has ratchet 3-2,4-1, the effect that it is possible that the connection between humeral stem par 3 and 4 and the bone cement humeral stem extension rod firmer, improve the stability of the humeral stem.

[0039] 参见图1和图8,所述钛笼2的主体2-1为菱形网格结构,使用时钛笼2的主体2_1包围于肱骨骨干上,其长度可根据需要进行裁剪。 Body [0039] Referring to FIGS. 1 and 8, the titanium cage 2 2-1 rhombic mesh structure, a titanium cage surrounding the body 2 2_1 humeral shaft in use, its length can be tailored to needs. 其中,钛笼2的近端设有与肱骨近端形状相匹配的膨大结构2-3,以适应重建肱骨近端解剖学形态的要求,该钛笼2近端的开口边缘2-2与所述肱骨头1-1底面边缘相对接,使两结构紧密接触。 Wherein the proximal end is provided with a titanium cage 2 matches the shape of the proximal humerus enlargement structures 2-3, to adapt to the anatomic reconstruction of the proximal humerus, proximal end opening edge 2 of the titanium and the cage 2-2 said humeral head 1-1 connected to opposite edges of the bottom surface, close contact so that the two structures. 该钛笼2的远端可修剪成3个或4个锯齿状结构,紧密包绕原有肱骨干皮质,避免应力集中;亦可根据骨断面形状进行剪裁,以便于钛笼远端套住骨干并与之匹配。 Titanium distal end of the cage 2 may be trimmed into three or four zigzag structure, the original humeral cortical tightly wrapped, to avoid stress concentration; bone may be tailored to the cross-sectional shape, so as to trap the backbone of the distal end of the titanium cage and match.

[0040] 实施例2 [0040] Example 2

[0041] 参见图9~图15,本实施中,所述假体为股骨假体,其中,所述假体头包括股骨头颈5,该股骨头颈5包括股骨头颈本体5-1以及设在该股骨头颈本体5-1上的连接装置5-2 ;所述假体柄包括股骨柄8。 [0041] Referring to FIG. 9 to FIG. 15, in the present embodiment, the prosthesis is a femoral prosthesis, wherein the prosthesis comprises a femoral head-neck 5, the femoral neck 5 comprises a head and neck and provided in the body 5-1 5-2 connecting means on the head and neck body 5-1; said prosthesis comprising a femoral stem 8.

[0042] 参见图10~图15,所述股骨头颈5与股骨柄8之间采用旋转调姿结构连接,该旋转调姿结构为:所述股骨头颈5的下端设有柱形的调节孔,该调节孔的内壁上均匀分布有齿槽5-4,所述股骨柄8的上端连接有转接头6,该转接头6的上端设有柱形的调节轴,该调节轴的外壁上均匀分布有与所述齿槽5-4相匹配的卡齿6-2 ;所述调节轴插入于所述调节孔中,且所述卡齿6-2嵌入于相邻两个齿槽5-4之间。 [0042] Referring to FIGS. 10 to 15, the femoral head attitude adjustment structure using a rotary connection between the neck 5 and the femoral stem 8, the rotary posture alignment structure: the lower end of the femoral neck 5 is provided with a cylindrical adjustment hole, the inner wall of the adjusting hole is uniformly distributed alveolar 5-4, the upper end of the stem 8 is connected to adapter 6, the upper end of the adapter 6 is provided with a cylindrical adjustment shaft, an outer wall of the adjusting shaft evenly distributed 5-4 have the cogging matched latch 6-2; the adjustment shaft inserted in the adjustment hole, and the card is fitted to two adjacent teeth 6-2 of alveolar 5-4 between. 所述转接头6体内设有横截面为矩形的过孔6-3,所述股骨柄8的上端具有横截面为矩形的连接段8-2,该连接段8-2与所述过孔6-3相匹配,该连接段8-2穿过所述过孔6-3与股骨头颈5通过螺钉固定连接;其中,股骨头颈5上设有与调节孔连通的连接孔5-3,股骨柄8的连接段8-2的端面上也设有连接孔8-3,股骨头颈5和股骨柄8之间通过该两个连接孔5-3、8-3以及螺钉固定连接。 The adapter has a body 6 of rectangular cross-section 6-3 through the hole, the upper end of the stem 8 having a rectangular cross section of the connecting section 8-2, the connecting section 6 to the through hole 8-2 -3 matched, the connecting section through said through hole 8-2 and 6-3 through the femoral neck screw 5 is connected; wherein the connection hole communicating with the regulating hole 5-3 is provided on the head and neck 5, stem the connecting section 8 is also provided with an end surface of the connecting hole 8-2 8-3, femoral neck and the femoral stem 5 between the connection holes 8 through which two screws 5-3,8-3 and fixedly connected. 采用上述旋转调姿结构的目的在于:在固定股骨柄8后仍可方便术者根据具体情况调整股骨前倾角,该设计有助于减小手术难度,避免术者因术中缺乏解剖标志导致前倾角放置过大、过小而增加术后脱位风险。 Objective of the rotary posture alignment structure is that: the user still can surgeon after a fixed stem 8 femoral anteversion adjusted depending on the circumstances, this design helps reduce the difficulty of operation, to avoid the lack of the surgeon during surgical causes the front of anatomical landmarks inclination to place too large, too small, increased risk of postoperative dislocation. 所述转接头6的底面设有两个向下延伸的连接片6-1,该连接片6-1中设有孔状结构,该孔状结构可为钢丝、钛缆等提供固定附着,以便股骨近端组织修复重建之用。 6 is a bottom surface of the adapter is provided with two downwardly extending connecting pieces 6-1, 6-1 is provided with the connecting piece porous structure, the porous structure may be provided fixedly attached to the wire, titanium wiring, etc., so that proximal femoral reconstruction with tissue repair.

[0043] 参见图15,所述股骨柄8的近端具有膨大部8-1,以适应股骨近端髓腔更膨大的空间;该股骨柄8上设有纵向棘8-4以及螺旋凹槽8-5结构,其作用在于,可以使得股骨柄8与骨水泥之间的连接更加牢固,提高股骨柄8的稳定性。 [0043] Referring to Figure 15, the proximal end of the femoral stem having an enlarged portion 8-1 8, to accommodate the more proximal femoral medullary cavity dilated space; 8-4 provided with a longitudinal spine and a spiral groove on the stem 8 8-5 construction, the effect that it is possible that the connection between the stem 8 and the more firmly the bone cement, to improve the stability of the femoral stem 8.

[0044] 参见图9和图16,所述钛笼7的主体7-1为菱形网格结构,使用时钛笼7的主体 [0044] Referring to FIGS. 9 and 16, the body 7 of 7-1 titanium mesh grid structure is diamond, titanium cage body 7 when used

7-1包围于股骨骨干上。 7-1 surround to the femoral shaft. 所述钛笼7的近端的开口边缘的一半7-2与股骨头颈5的下端面边缘相对接使两结构紧密贴合,另一半向上延伸形成与股骨近端形状相匹配的膨大结构7-3,该膨大结构7-3包围于所述股骨头颈5外,以适应重建股骨近端解剖学形态的要求。 Half of the lower end 5 of the head and neck with 7-2 edge of the opening edge of the proximal end 7 of the titanium mesh so that the two opposing contact structure in close contact with the other half structure is formed extending upwardly enlarged proximal femur to match the shape of 7- 3, the enlarged structure within the 7-3 femoral neck 5 surrounds an outer, proximal femur to accommodate the reconstruction of anatomic requirements. 该钛笼2的远端可修剪成3个或4个锯齿状结构,紧密包绕原有股骨干皮质,避免应力集中;亦可根据骨断面形状进行剪裁,以便于钛笼远端套住骨干并与之匹配。 Titanium distal end of the cage 2 may be trimmed into three or four zigzag structure, closely surrounding the original cortex of the femoral shaft, to avoid stress concentration; bone may be tailored to the cross-sectional shape, so as to trap the backbone of the distal end of the titanium cage and match.

[0045] 上述为本发明较佳的实施方式,但本发明的实施方式并不受上述内容的限制,其他的任何未背离本发明的精神实质与原理下所作的改变、修饰、替代、组合、简化,均应为等效的置换方式,都包含在本发明的保护范围之内。 [0045] The preferred embodiment of the present invention, but the embodiments of the present invention is not limited to the above contents, changes made to any other without departing from the spirit and principle of the present invention, modifications, substitutions, combinations, simplified equivalent effect replacement method, are included within the scope of the present invention.

Claims (10)

1.一种肱骨或股骨近端的重建装置,其特征在于,包括假体以及钛笼,其中,所述假体包括组合式的假体头和假体柄;所述钛笼设置于假体柄外,该钛笼的上端与假体头连接。 A proximal humeral or femoral reconstruction means, wherein the cage comprises a prosthesis, and titanium, wherein the prosthesis comprises a modular prosthesis head and the prosthesis; titanium cage is provided on the prosthesis outside the shank, the upper end connected to the titanium mesh prosthesis head.
2.根据权利要求1所述的肱骨或股骨近端的重建装置,其特征在于,所述假体为肱骨假体,其中,所述假体头包括肱骨头颈,该肱骨头颈由肱骨头以及与肱骨头连接的肱骨颈构成;所述假体柄包括与肱骨颈连接的肱骨柄。 The reconstruction device or humeral proximal femur according to claim 1, wherein the prosthesis is a humeral prosthesis, wherein the prosthesis head comprises a humeral head and neck, the neck of the humerus, and the humeral head and humeral neck humeral head attached form; said prosthesis comprising a humeral stem connected to the neck of the humerus.
3.根据权利要求2所述的肱骨或股骨近端的重建装置,其特征在于,所述肱骨柄包括肱骨柄标准杆和肱骨柄延长杆,其中,肱骨柄延长杆的上端与肱骨颈连接,下端与肱骨柄标准杆连接。 The apparatus of claim reconstructed humerus or femur proximal to claim 2, characterized in that said humeral stem comprises a humeral stem and humeral stem par extension rod, wherein an upper end of a humeral stem and humeral neck extension of the connecting rod, humeral stem and the lower end of the standard rod.
4.根据权利要求3所述的肱骨或股骨近端的重建装置,其特征在于,所述肱骨头的底部设有向下延伸的两个连接凸块,该两连接凸块之间形成有让肱骨颈插入的空间,所述肱骨颈的上端插入在该空间内,所述连接凸块和肱骨颈上设有锁定孔,两者通过该锁定孔以及锁定螺钉连接;所述肱骨颈的下端以及肱骨延长杆的下端设有结构相同的连接卡槽,所述肱骨柄标准杆和肱骨柄延长杆的上端设有结构相同的连接头,该连接头的形状与所述连接卡槽相匹配;所述连接头插入于所述连接卡槽内,且该连接头和连接槽上设有锁定孔,两者通过该锁定孔以及锁定螺钉连接。 The apparatus of claim reconstructed humerus or femur proximal claim 3, wherein said connector is provided with two downwardly extending projections at the bottom of the humeral head, is formed between the two connection bumps have so humeral neck is inserted into a space, an upper end of the humerus neck is inserted in the space, the connection bumps humerus neck and provided with locking holes, through which both the locking hole and the locking screw connection; the lower end of the humerus neck and the lower end of the extension rod humeral provided with the same structural connection slot, the humeral stem par humeral stem extension rod and the upper end provided with the same configuration connector, the connector is connected to the shape of the slot match; the said connector is inserted into the connector card slot, and the connecting groove and the connecting head is provided with a locking hole, through which both the locking hole and the locking screw connection.
5.根据权利要求2所述的肱骨或股骨近端的重建装置,其特征在于,所述钛笼的近端设有与肱骨近端形状相匹配的膨大结构,该钛笼近端的开口边缘与所述肱骨头底面边缘相对接。 The apparatus of claim reconstructed humerus or femur proximal claim 2, wherein said proximal end is provided with a titanium cage inflated configuration to match the shape of the proximal humerus, proximal end opening edge of the titanium cage the edge opposite the bottom surface of the humeral head contact.
6.根据权利要求1所述的肱骨或股骨近端的重建装置,其特征在于,所述假体为股骨假体,其中,所述假体头包括股骨头颈,所述假体柄包括股骨柄。 The reconstruction device or humeral proximal femur according to claim 1, wherein the prosthesis is a femoral prosthesis, wherein the prosthesis comprises a femoral head-neck, the prosthesis comprising a femoral stem .
7.根据权利要求6所述的肱骨或股骨近端的重建装置,其特征在于,所述股骨头颈与股骨柄之间采用旋转调姿结构连接,该旋转调姿结构为:` 所述股骨头颈的下端设有调节孔,该调节孔的内壁上均匀分布有齿槽,所述股骨柄的上端连接有转接头,该转接头的上端设有调节轴,该调节轴的外壁上均匀分布有与所述齿槽相匹配的卡齿;所述调节轴插入于所述调节孔中,且所述卡齿嵌入于相邻两个齿槽之间;所述转接头体内设有过孔,所述股骨柄的上端具有连接头,该连接头穿过所述过孔与股骨头颈通过螺钉固定连接。 The reconstruction device or humeral proximal femur according to claim 6, characterized in that, between the femoral neck and the femoral stem using the rotary posture alignment structure connected to a rotational posture alignment structure: `the femoral neck the lower end is provided with adjustment holes, uniformly distributed alveolar inner wall of the adjustment hole on the upper end of the femoral stem adapter is connected to the upper end of the adapter is provided with an adjustment shaft, an outer wall of the adjusting shaft and uniformly distributed the cogging matched latch; said adjustment shaft inserted in the adjustment hole, and the teeth of the card is fitted between two adjacent tooth groove; said adapter body is provided with through holes, the the upper end of the femoral stem having a connector, the connector through the through hole through the femoral neck screw is connected.
8.根据权利要求7所述的肱骨或股骨近端的重建装置,其特征在于,所述股骨柄上设有纵向棘以及螺旋凹槽结构。 8. The apparatus of claim reconstructed humerus or proximal femur according to claim 7, characterized in that the ratchet is provided with longitudinal grooves and a spiral structure on the shank of the femur.
9.根据权利要求6所述的肱骨或股骨近端的重建装置,其特征在于,所述钛笼的近端的开口边缘的一半与股骨头颈的下端面边缘相对接,另一半向上延伸形成与股骨近端形状相匹配的膨大结构,该膨大结构包围于所述股骨头颈外。 9. The apparatus of claim reconstructed humerus or femur proximal claimed in claim 6, characterized in that the femoral neck and the lower half of the edge of the opening edge of the end surface of the proximal end of the cage relative to the titanium into contact with the other half is formed extending upwardly matching the shape of the proximal femur inflated structure, the enlargement of the outer structure surrounds the head and neck.
10.根据权利要求5或9所述的肱骨或股骨近端的重建装置,其特征在于,钛笼的远端修剪成3或4个锯齿状结构。 10. The proximal femur or humerus reconstruction means 5 or claim 9, wherein the distal end trimmed to a titanium cage 3 or 4 zigzag structure.
CN201310460515.5A 2013-09-30 2013-09-30 Apparatus for reconstruction of the proximal femur or humerus CN103519921B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106137465A (en) * 2016-07-21 2016-11-23 北京爱康宜诚医疗器材有限公司 Prosthesis structure
CN106691633A (en) * 2016-12-29 2017-05-24 北京爱康宜诚医疗器材有限公司 Femoral near-end sleeve component

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US4938770A (en) * 1988-10-27 1990-07-03 Sulzer Brothers Limited Stem for a femoral head prosthesis
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CN106137465A (en) * 2016-07-21 2016-11-23 北京爱康宜诚医疗器材有限公司 Prosthesis structure
CN106691633A (en) * 2016-12-29 2017-05-24 北京爱康宜诚医疗器材有限公司 Femoral near-end sleeve component

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